Tractor Reference

Kubota L2850 Tractor Specs (1985-1992)

Engine, hydraulics, PTO, transmission, serials, service manuals, parts catalogs, and Nebraska test data for the Kubota L2850.

Kubota L2850 Overview

The Kubota L2850 is a compact utility tractor built from 1985 through 1992 for loader work, field jobs, and small-farm chores. Its four-cylinder diesel is rated at 34.0 hp gross, with a straightforward drivetrain and hydraulic layout.

Before using one parts listing or manual, check the serial number on the clutch housing and confirm the exact L2850 variant. PTO speed, hitch setup, drivetrain, and regional parts coverage are the details that decide which manual or catalog applies.

Years1985-1992
Engine105.7 ci 1.7 L
Tested PTO27.51 hp 20.5 kW
Transmissionmechanical shuttle | partially synchronized | power shift
Rear PTO540/1000 (1.375)
Weight2480 to 2800 pounds
Serial number lookup1985-1992 table
Engine optionsengine.displacement
Engine oil capacitycapacities.engine_oil_capacity
Hydraulic capacitycapacities.hydraulic_system

Kubota L2850 Quick Answers

  • Production yearsThe Kubota L2850 was produced from 1985 through 1992.
  • Engine and performanceEngine displacement is 105.7 ci (1.7 L) with gross power of 34.0 hp (25.4 kW) and rated 2600 rpm.
  • PTO and hitchRear PTO is 540/1000 rpm; optional mid PTO 1080/2000 rpm; rear Category I hitch.
  • Service capacitiesEngine oil 8.9 qts (8.4 L); transmission 32.8 qts (31.0 L); hydraulic 8.2 gal (31.0 L).

Engine and Power

Engine and power for the Kubota L2850: a 4‑cylinder diesel delivering 34.0 hp gross at 2600 rpm. Displacement is 105.7 ci (1.7 L); air cleaner uses a paper element; compression is 18:1.

Diesel engine

Kubota V1702-DI-A / diesel / 4-cylinder / liquid-cooled

Displacement105.7 ci 1.7 L
Bore Stroke3.23x3.23 inches 82 x 82 mm
Power Gross34.0 hp 25.4 kW
Air Cleanerpaper element
Compression18:1
Rated Rpm2600
Starter Volts12
Engine Oil Capacity8.9 qts 8.4 L
Coolant Capacity7.4 qts 7.0 L

Manufacturer

Kubota

Manufacture years

1985-1992

Tested PTO

27.51 hp 20.5 kW

Tested drawbar

23.16 hp 17.3 kW

Transmission

Three 8‑speed drivetrain configurations are documented: mechanical shuttle, partially synchronized, and Glide Shift (power shift). Gears are listed as 8 forward and 7 reverse (with variations in wording). Clutch options include dry plates or wet disc, and the transmission oil capacity is 32.8 qts (31.0 L).

8-speed mechanical shuttle

Typemechanical shuttle
Gears8 forward and 7 reverse
Clutchdry plates
Transmission Oil Capacity32.8 qts 31.0 L

8-speed partially synchronized

Typepartially synchronized
Gears8 forward and 7 reverse
Transmission Oil Capacity32.8 qts 31.0 L

Glide Shift

NameGlide Shift
Typepower shift
Gears8 forward and reverse
Clutchwet disc

PTO and Hitch

Rear PTO is 540/1000 rpm (1.375 in). Mid PTO is optional at 1080/2000 rpm.

Rear PTO

continuous

Rear PTO type

540/1000 (1.375)

Engine RPM

540@2400

Rear hitch

I

Rear lift at 24 inches

1,980 lbs 898 kg

Hydraulics

Open‑center hydraulics with a 7.8 gpm (29.5 lpm) pump, 2275 psi (156.9 bar) pressure, and 1–3 valves. Steering flow is 2.8 gpm (10.6 lpm).

Type

open center

Capacity

8.2 gal 31.0 L

Pressure

2275 psi 156.9 bar

Pump flow

7.8 gpm 29.5 lpm

Valves

1 to 3

Fluids, Battery, and Service Facts

Capacities include engine oil 8.9 qts (8.4 L), coolant 7.4 qts (7.0 L), hydraulic system 8.2 gal (31.0 L), and transmission oil 32.8 qts (31.0 L). Battery is 12V with 110 Ah rating.

Fuel tank

7.7 gal 29.1 L

Hydraulic system

8.2 gal 31.0 L

Battery volts

12

Battery Ah

110

Tires and Dimensions

Tire and dimension values can vary by wheel, axle, and configuration.

Wheelbase

68.3 inches 173 cm

Weight

2480 to 2800 pounds

Length

114.2 inches 290 cm

Width

53.9 inches 136 cm

Front tire

5.00-15

Rear tire

12.4-24

Ag front

5.00-15 (2WD)

Ag rear

12.4-24

Electrical

Electrical rows are included when documented.

Ground

negative

Charging system

alternator

Charging amps

35

Battery volts

12

Serial Number Lookup

Serial ranges help narrow the L2850 by year; factory prefixes and regional applicability require documentation for precise year tables.

1985

50005

1986

51786

1987

53807

1988

55931

1989

57212

1990

58326

1991

58771

1992

59193

location

On tractor's clutch housing, left side

Manuals and Documents

Use these links to check the operator manual, service manual, parts catalog, or test report that matches the tractor's serial range and equipment.

When a source covers more than one model or variant, confirm the fuel type, transmission, PTO setup, and serial range before using it for parts or service.

  • Kubota L2250-L2850 Service Manual (L-Series) — Ag Manuals, LLCFactory service manual covering Kubota L2250/L2550/L2850 series (L-series).Open source
  • Kubota Tractor Parts Manual — L185DT-L2850 (P/N 100K0810)Parts catalog for Kubota L185DT through L2850 families (includes L2850DT).Open source
  • Kubota L2850DT Tractor Illustrated Master Parts List ManualIllustrated parts list for Kubota L2850DT tractors (L-series family).Open source
  • Kubota L2250-L2850 Tractors Illustrated Parts List ManualIllustrated master parts list covering L2250/L2550/L2850 family (including L2850DT).Open source
  • Kubota L2250-L2850 Tractors Illustrated Master Parts List Manual (eManualOnline preview)Illustrated master parts list for L2250/L2550/L2850 family (L2850DT included).Open source
  • Kubota L2850DT Parts Catalog (Messicks)Kubota L2850DT tractor parts catalogs and diagrams from a trusted Kubota parts dealer.Open source
  • Kubota L285 Tractor Operators Manual (L-Series) — JensalesOperator and parts manual for L285-series tractors (L2850 and related).Open source
  • Test 1587 Kubota L2850 2WD and 4WD 8-Speed — Nebraska Tractor Test LabNebraska Tractor Test results for Kubota L2850 (2WD/4WD, 8-speed).Open source

Parts Checks Before Ordering

Do not order Kubota L2850 parts from the model name alone. Match the part to the tractor's model code, serial range, engine, transmission, PTO setup, and build year before choosing service parts.

Filters, fluids, belts, electrical parts, clutch and PTO parts, and hydraulic parts can vary by setup. Exact part numbers require a parts catalog, manual, or trusted supplier source before they become recommendations.

Accuracy Note

Tractor specifications can vary by year, region, factory configuration, installed equipment, and later repairs. Match serial range, engine, transmission, PTO setup, and model code before ordering parts or doing service work.